"Wiggle-nails" is an informal term used to describe long, flexible, and wiggling fingernails. Synonyms for this unique term can include "freaky nails," "bendy nails," or "flexi-nails." These terms capture the essence of nails that possess an unusual ability to move and bend. Other alternatives could be "twisty nails," "limber nails," or even "Slinky nails," evoking the image of nails with a playful, wavy characteristic. Overall, these synonyms allow for a creative and descriptive portrayal of the distinctive wiggling nails, captivating the imagination and generating intrigue within conversations about unusual nail-related phenomena.